AP2125KC-4.2TRE1

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AP2125Kc-4.2TRE1 is a linear voltage regulator which provides a steady and precise voltage source for powering various electronic devices. It is mainly used in power management applications such as portable devices, industrial systems, consumer electronics and automotive. It is specially designed for pushing a nominal input voltage of up to 4.2V down to a stable, low-ripple output voltage of 1.5V, 1.8V and 2.5V. The output current is adjustable up to 2.5A with a peak current of 3.5A, while the voltage accuracy is typically ±1%.

The AP2125Kc-4.2TRE1 is built around a linear regulator IC and contains several protection features. It has a maximum input voltage of 4.2V which steps down to the lower output voltage through a voltage divider. The voltage divider is connected to the linear regulator and acts as a feedback loop to maintain the output voltage within predetermined parameters. The internal MOSFET helps regulate the current to the load and provides thermal protection by limiting the output\'s current and voltage when a short circuit or over-temperature occurs. The input and output capacitor further regulate the ripple of the output current and help reduce EMI.

In addition, the AP2125Kc-4.2TRE1 provides extra protection for the divider network. It has an adjustable power saving mode that can vary the input current when the output is not in use. It also has shutdown, over-voltage and under-voltage protection features which can help prevent damage to the load device.

The AP2125Kc-4.2TRE1 is an ideal power solution for portable devices and consumer electronics where tight regulation and low noise is required. Its excellent performance and wide input voltage range make it suitable for a variety of applications such as notebook computers, LCD monitors, portable media players, and battery powered devices. It is available in a standard package and is RoHS compliant.

Overall, AP2125Kc-4.2TRE1 is a reliable, low-noise and efficient linear regulator that can be used for a wide variety of applications. It is a cost-effective choice for providing steady and accurate output voltage at a low power consumption level. Its wide input voltage range, adjustable current limit, excellent thermal protection, and overload protection make it a great choice for powering various devices.

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